{"title":"Specimens","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eExplore our collection of natural gold specimens, from oversized gold nuggets to stunning gold and quartz matrix pieces. Each specimen is 100% natural, exactly as it came from the earth. \u003cbr\u003e\u003cbr\u003eThese are one of a kind pieces, prized by collectors for their rarity, texture, and raw beauty.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eWhether you're building a serious mineral collection or looking for a standout display piece, every specimen here carries real provenance and natural gold's unmistakable presence. When a piece sells, it's gone for good.\u003c\/p\u003e","products":[{"product_id":"natural-sponge-gold-on-quartz-specimen-idaho-2-173g","title":"Natural Sponge Gold on Quartz Specimen - Idaho - 2.173g","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eThis is natural gold exactly as the earth made it. \u003cbr\u003e\u003cbr\u003eA bright spongy mass of native gold has grown across and through a core of milky white quartz, giving you that unmistakable dendritic, textured surface that only forms over geologic time.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eSpecimen weight: 2.173 grams (gross, gold and quartz combined)\u003cbr\u003eOrigin: Idaho, USA\u003cbr\u003eType: Natural sponge gold on quartz matrix\u003cbr\u003eDisplay: Mounted on clear acrylic base \u003cbr\u003e\u003cbr\u003eThe contrast is the whole show here. Warm gold against clean white, mounted on a clear acrylic display base so it reads beautifully from every angle on a shelf or in a case.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eSponge gold gets its name from that porous, intricate texture, and it is one of the more sought after natural gold habits for collectors precisely because it cannot be faked or reproduced. Every ridge and pocket in this piece is a one of one.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMined in Idaho, a state with deep roots in American gold history, this specimen carries real provenance and presence through its compact size.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eA genuine natural gold specimen for the serious collector, the new prospector, or anyone who wants to own a piece of the West that no two people will ever hold twice.\u003c\/p\u003e","brand":"Sierra Gold Exchange","offers":[{"title":"Default Title","offer_id":45188096655475,"sku":null,"price":900.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/2959\/8067\/files\/IMG_5980.jpg?v=1783471128"},{"product_id":"natural-sponge-gold-on-quartz-specimen-idaho-2-173g-copy","title":"Natural Gold Crystal Leaf Specimen - Mariposa, Californa - 4.999g","description":"\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eStraight from the heart of California's Mother Lode, this is natural crystalline gold exactly as the earth formed it.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eDelicate leaf and sponge textured gold has grown across a core of white quartz, creating the intricate, sparkling surface that only forms naturally over geologic time. The interplay of bright golden crystal against clean white matrix makes this a true display piece, mounted on a clear acrylic base so it reads beautifully from every angle.\u003cbr\u003e\u003cbr\u003e\u003cmeta charset=\"utf-8\"\u003eSpecimen weight: 4.999 grams (gross, gold and quartz combined)\u003cbr\u003eOrigin: Mariposa, California, USA\u003cbr\u003eType: Natural crystalline leaf gold on quartz matrix\u003cbr\u003eDisplay: Mounted on clear acrylic base\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eMariposa, California is hallowed ground for gold. This is the district that helped fuel the Gold Rush of 1849, and specimens with genuine Mariposa provenance are increasingly hard to come by as historic ground gets locked up or mined out. Owning a piece from here means owning a tangible slice of American gold history.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eEvery ridge, leaf, and crystal on this specimen is one of a kind and can never be reproduced. When it sells, it's gone for good.\u003c\/p\u003e\n\u003cp class=\"font-claude-response-body break-words whitespace-normal\"\u003eA standout natural gold specimen for the serious collector, the history lover, or anyone who wants to hold a piece of the West that no two people will ever own twice.\u003c\/p\u003e","brand":"Sierra Gold Exchange","offers":[{"title":"Default Title","offer_id":45188177723507,"sku":null,"price":2250.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/2959\/8067\/files\/IMG_5972.jpg?v=1783473688"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0703\/2959\/8067\/collections\/IMG_5980_64d73a12-e67e-46ba-9c87-9508407dd1fc.jpg?v=1783472164","url":"https:\/\/www.sierragoldexchange.com\/collections\/specimens.oembed","provider":"Sierra Gold Exchange","version":"1.0","type":"link"}